<template>
  <el-card>
    <el-row :gutter="20">
      <el-col :span="8">
        <el-input
          placeholder="请输入搜索的名称"
          clearable
          v-model="queryInfo.query"
          @clear="getUserList"
        >
          <el-button
            slot="append"
            icon="el-icon-search"
            @click="getUserList"
          ></el-button>
        </el-input>
      </el-col>
      <el-col :span="4">
        <el-button type="primary" @click="showDialog">添加用户</el-button>
      </el-col>
    </el-row>

    <el-table border stripe :data="userlist" style="width: 100%">
      <el-table-column type="index"> </el-table-column>
      <el-table-column prop="username" label="姓名" width="180">
      </el-table-column>
      <el-table-column prop="email" label="邮箱" width="180"> </el-table-column>
      <el-table-column prop="mobile" label="电话"> </el-table-column>
      <el-table-column prop="role_name" label="角色"> </el-table-column>
      <el-table-column label="状态">
        <template slot-scope="scope">
          <el-switch
            @change="userStateChange(scope.row)"
            v-model="scope.row.mg_state"
          >
          </el-switch>
        </template>
      </el-table-column>
      <el-table-column label="操作" width="300">
        <template slot-scope="scope">
          <el-button size="mini" @click="openEditDialog(scope.row)"
            >编辑</el-button
          >
          <el-button
            size="mini"
            type="danger"
            @click="delUserById(scope.row.id)"
            >删除</el-button
          >
          <el-button size="mini" type="info" @click="setRole(scope.row)"
            >分配角色</el-button
          >
        </template>
      </el-table-column>
    </el-table>
    <el-pagination
      @size-change="handleSizeChange"
      @current-change="handleCurrentChange"
      :current-page="queryInfo.pagenum"
      :page-sizes="[1, 2, 3, 4]"
      :page-size="queryInfo.pagesize"
      layout="total, sizes, prev, pager, next, jumper"
      :total="total"
    >
    </el-pagination>

    <el-dialog
      title="添加用户"
      :visible.sync="addDialogVisible"
      @close="clearDiologForm"
    >
      <el-form
        :model="addForm"
        :rules="addFormRules"
        ref="addFormRef"
        label-width="70px"
      >
        <el-form-item label="用户名" prop="username">
          <el-input v-model="addForm.username"></el-input>
        </el-form-item>
        <el-form-item label="密码" prop="password">
          <el-input v-model="addForm.password"></el-input>
        </el-form-item>
        <el-form-item label="邮箱" prop="email">
          <el-input v-model="addForm.email"></el-input>
        </el-form-item>
        <el-form-item label="手机" prop="mobile">
          <el-input v-model="addForm.mobile"></el-input>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button @click="addDialogVisible = false">取 消</el-button>
        <el-button type="primary" @click="addUser">确 定</el-button>
      </div>
    </el-dialog>

    <el-dialog
      title="编辑用户"
      :visible.sync="editDialogVisible"
      @close="closeEditDialogForm"
    >
      <el-form
        :model="editForm"
        :rules="editFormRules"
        ref="editFormRef"
        label-width="70px"
      >
        <el-form-item label="用户名" prop="username">
          <el-input disabled v-model="editForm.username"></el-input>
        </el-form-item>
        <el-form-item label="邮箱" prop="email">
          <el-input v-model="editForm.email"></el-input>
        </el-form-item>
        <el-form-item label="手机" prop="mobile">
          <el-input v-model="editForm.mobile"></el-input>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button @click="editDialogVisible = false">取 消</el-button>
        <el-button type="primary" @click="editUser">确 定</el-button>
      </div>
    </el-dialog>

    <el-dialog
      title="分配角色"
      :visible.sync="setRoleDialogVisible"
      @close="setRoleDialogClose"
    >
      <div>
        <p>当前的用户名： {{ userInfo.username }}</p>
        <p>当前的角色： {{ userInfo.role_name }}</p>
        <p>
          分配的新角色

          <el-select v-model="selectedRoleId" placeholder="请选择">
            <el-option
              v-for="item in roleList"
              :key="item.id"
              :label="item.roleName"
              :value="item.id"
            >
            </el-option>
          </el-select>
        </p>
      </div>

      <div slot="footer" class="dialog-footer">
        <el-button @click="setRoleDialogVisible = false">取 消</el-button>
        <el-button type="primary" @click="updateUserRole">确 定</el-button>
      </div>
    </el-dialog>
  </el-card>
</template>

<script>
export default {
  name: "User",
  data() {
    // 验证邮箱的规则
    var checkEmail = (rule, value, cb) => {
      // 验证邮箱的正则表达式
      const regEmail = /^([a-zA-Z0-9_-])+@([a-zA-Z0-9_-])+(\.[a-zA-Z0-9_-])+/;

      if (regEmail.test(value)) {
        // 合法的邮箱
        return cb();
      }

      cb(new Error("请输入合法的邮箱"));
    };

    // 验证手机号的规则
    var checkMobile = (rule, value, cb) => {
      // 验证手机号的正则表达式
      const regMobile =
        /^(0|86|17951)?(13[0-9]|15[012356789]|17[678]|18[0-9]|14[57])[0-9]{8}$/;

      if (regMobile.test(value)) {
        return cb();
      }

      cb(new Error("请输入合法的手机号"));
    };

    return {
      queryInfo: {
        query: "",
        pagenum: 1,
        pagesize: 4,
      },
      total: null,
      userlist: [],
      addDialogVisible: false,
      addForm: {
        username: "",
        password: "",
        email: "",
        mobile: "",
      },

      addFormRules: {
        username: [
          { required: true, message: "请输入用户名", trigger: "blur" },
          {
            min: 3,
            max: 10,
            message: "用户名的长度在3~10个字符之间",
            trigger: "blur",
          },
        ],
        password: [
          { required: true, message: "请输入密码", trigger: "blur" },
          {
            min: 6,
            max: 15,
            message: "用户名的长度在6~15个字符之间",
            trigger: "blur",
          },
        ],
        email: [
          { required: true, message: "请输入邮箱", trigger: "blur" },
          { validator: checkEmail, trigger: "blur" },
        ],
        mobile: [
          { required: true, message: "请输入手机号", trigger: "blur" },
          { validator: checkMobile, trigger: "blur" },
        ],
      },
      setRoleDialogVisible: false,
      roleList: [],
      selectedRoleId: "",
      userInfo: {},
      editDialogVisible: false,
      editForm: {
        username: "",
        email: "",
        mobile: "",
      },
      editFormRules: {
        email: [
          { required: true, message: "请输入邮箱", trigger: "blur" },
          { validator: checkEmail, trigger: "blur" },
        ],
        mobile: [
          { required: true, message: "请输入手机号", trigger: "blur" },
          { validator: checkMobile, trigger: "blur" },
        ],
      },
    };
  },
  created() {
    this.getUserList();
  },
  methods: {
    async getUserList() {
      const { data: res } = await this.$http.get("users", {
        params: this.queryInfo,
      });
      this.userlist = res.data.users;
      this.total = res.data.total;
    },
    showDialog() {
      this.addDialogVisible = true;
    },
    addUser() {
      this.$refs.addFormRef.validate(async (valid) => {
        if (!valid) return;
        const { data: res } = await this.$http.post("users", this.addForm);
        if (res.meta.status !== 201) {
          this.$message.error("添加用户失败");
        }
        this.$message.success("添加用户成功");
        this.addDialogVisible = false;
        this.getUserList();
      });
    },
    clearDiologForm() {
      this.$refs.addFormRef.resetFields();
    },
    delUserById(id) {
      this.$confirm("此操作将永久删除该用户, 是否继续?", "提示", {
        confirmButtonText: "确定",
        cancelButtonText: "取消",
        type: "warning",
      })
        .then(async () => {
          const { data: res } = await this.$http.delete("/users/" + id);
          console.log("res:", res);
          if (res.meta.status !== 200) {
            return this.$message.error("删除用户失败");
          }
          this.$message.success("删除用户成功");
          this.getUserList();
        })
        .catch(() => {
          this.$message({
            type: "info",
            message: "已取消删除",
          });
        });
    },
    handleSizeChange(newSize) {
      this.queryInfo.pagesize = newSize;
      this.getUserList();
    },
    handleCurrentChange(newPage) {
      this.queryInfo.pagenum = newPage;
      this.getUserList();
    },
    async userStateChange(currentRowUserInfo) {
      console.log("currentRowUserInfo:", currentRowUserInfo);
      const { data: res } = await this.$http.put(
        `users/${currentRowUserInfo.id}/state/${currentRowUserInfo.mg_state} `
      );
      if (res.meta.status !== 200) {
        currentRowUserInfo.mg_state = !currentRowUserInfo.mg_state;
        return this.$message.error("更新用户状态失败");
      }
      this.$message.success("更新用户状态成功");
    },
    async setRole(userInfo) {
      this.userInfo = userInfo;

      const { data: res } = await this.$http.get("roles");
      console.log("res:", res);
      this.roleList = res.data;
      this.setRoleDialogVisible = true;
    },
    setRoleDialogClose() {
      console.log("分配角色弹框关闭");
    },
    async updateUserRole() {
      const { data: res } = await this.$http.put(
        `users/${this.userInfo.id}/role`,
        {
          rid: this.selectedRoleId,
        }
      );

      console.log("res:", res);
      this.getUserList();
      this.setRoleDialogVisible = false;
    },
    closeEditDialogForm() {
      console.log("关闭编辑弹窗");
      this.getUserList();
    },
    editUser() {
      this.$refs.editFormRef.validate(async (valid) => {
        if (!valid) return;

        const { data: res } = await this.$http.put(
          `users/${this.editForm.id}`,
          {
            email: this.editForm.email,
            mobile: this.editForm.mobile,
          }
        );

        if (res.meta.status !== 200) {
          return this.$message.error("更新失败");
        }

        this.editDialogVisible = false;
        this.getUserList();
        this.$message.success("更新用户成功");
      });
    },
    openEditDialog(userInfo) {
      this.editForm = userInfo;
      this.editDialogVisible = true;
    },
  },
};
</script>

<!-- Add "scoped" attribute to limit CSS to this component only -->
<style scoped lang="less"></style>
